It ended off with some pairings getting married, some staying single but viewing their life in a positive aspects, some seeing their other half move on from this world, etc. And it ends off with the life lesson thing yknow, and yea I have to say it's pretty great. Low-key sad Niki disappeared because that version of her no longer existed in the future 10years later but when the MC gave herself an English name and named her Niki again, ah my heart;;